This script shows how to control an LED with FIO4.

LJ - 10.50 - FIO4_blink.py

'''
LJ - 10.50 - FIO4_blink.py

This script shows how to control an LED with FIO4.

Components
----------

- LabJack T4
- LED
  - Cathode (short pin) to GND
  - Anode (long pin) to FIO4
- Wires
- Breadboard

Course
------
Data acquisition and automation with LabJack
https://app.techexplorations.com/courses/labjack/

'''

from labjack import ljm
import time

# Open first found LabJack
handle = ljm.openS("ANY", "ANY", "Peter_T4")

info = ljm.getHandleInfo(handle)
print("Opened a LabJack with Device type: %i, Connection type: %i,\n"
      "Serial number: %i, IP address: %s, Port: %i,\nMax bytes per MB: %i" %
      (info[0], info[1], info[2], ljm.numberToIP(info[3]), info[4], info[5]))

name = "FIO4"
state = 1

while True:
  ljm.eWriteName(handle, name, state)
  print("\nSet %s state : %f" % (name, state))
  state = not state
  time.sleep(0.5)

# Close handle
ljm.close(handle)